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(0)Sally M. Walker
101) Screws
Author
Series
Accelerated Reader
IL: LG - BL: 3.5 - AR Pts: 1
Language
English
Description
We've all seen screws, but how do they work? Why is it easier to screw something into something than to simply push it in? With basic hands-on experiments and clear descriptions, this simple machine is explained.
102) Pulleys
Author
Series
Accelerated Reader
IL: LG - BL: 3.6 - AR Pts: 1
Language
English
Description
How does a pulley work? What is it? Colorful diagrams and fun-to-do experiments help you explore the many ways this simple machine can help make work easier and faster.
Author
Language
English
Formats
Description
What do a doorstop, a butter knife, and the front of a boat have in common? All of them are wedges! Wedges are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wedges to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™ collection, this series sheds light on a key science question―How Do Simple Machines Work? Hands-on experiments, interesting photos, and useful...
Author
Language
English
Formats
Description
What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and axles to perform work! Wheels and axles are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wheels and axles to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™ collection, this series sheds light on a key science question―How Do Simple Machines Work? Hands-on experiments,...
Author
Pub. Date
2020
Accelerated Reader
IL: UG - BL: 8.7 - AR Pts: 8
Language
English
Formats
Description
The acclaimed team that brought us 1968 turns to another year that shook the world with a collection of nonfiction writings by renowned young-adult authors.
"The Rights of Man." What does that mean? In 1789 that question rippled all around the world. Do all men have rights—not just nobles and kings? What then of enslaved people, women, the original inhabitants of the Americas? In the new United States a bill of rights was
